Work chambers for underwater operations

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CPC
E21B41/06

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B41/00Equipment or details not covered by groups E21B15/00 - E21B40/00

Current Industry

E21B41/06Work chambers for underwater operations

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Patents Grantslast 30 patents

Information Patent Grant
Subsea gas quality analysis
- Patent number 11,175,272
- Issue date Nov 16, 2021
- EQUINOR ENERGY AS
- Audun Faanes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsea connection system for connecting a hot stab of a flowline to...
- Patent number 10,753,182
- Issue date Aug 25, 2020
- Trendsetter Engineering, Inc.
- Patrick Michael Cargol
- E21 - EARTH DRILLING MINING
Information Patent Grant
Petroleum well intervention winch system
- Patent number 9,470,054
- Issue date Oct 18, 2016
- CAPWELL AS
- Morten Talgø
- E21 - EARTH DRILLING MINING
Information Patent Grant
Separation device for material from a drilling rig situated on the...
- Patent number 7,644,768
- Issue date Jan 12, 2010
- Seabed Rig AS
- Per Olav Haughom
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mobile submersible caisson for underwater oil-well drilling and pro...
- Patent number 5,098,219
- Issue date Mar 24, 1992
- Harrington; James V.
- James V. Harrington
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Mono-atmospheric chamber
- Patent number 4,913,590
- Issue date Apr 3, 1990
- Den Norske Stats Oljeselskap A.S.
- Bjornar Svenning
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Offshore drilling and/or production system
- Patent number 4,746,245
- Issue date May 24, 1988
- Den Norske Stats Oljeselskap A.S.
- Harald J. Mork
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Subsea well completion system
- Patent number 4,442,900
- Issue date Apr 17, 1984
- Mobil Oil Corporation
- Joseph R. Padilla
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsea wellhead connection assembly and methods of installation
- Patent number 4,437,521
- Issue date Mar 20, 1984
- Mobil Oil Corporation
- Emmett M. Richardson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for handling submersibles at sea
- Patent number 4,312,287
- Issue date Jan 26, 1982
- The University of Strathclyde
- Chengi Kuo
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Diving structure and method of deployment of the structure
- Patent number 4,286,896
- Issue date Sep 1, 1981
- The British Petroleum Company Limited
- Daniel T. Melitz
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Underwater hull or tank
- Patent number 4,282,823
- Issue date Aug 11, 1981
- S.S.O.S. Sub Sea Oil Services S.p.A.
- Giunio G. Santi
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Stand-by service structure for casual off-shore attendance
- Patent number 4,268,191
- Issue date May 19, 1981
- Entreprise d'Equipments Mecaniques et Hydraulics
- Samuel Tuson
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Underwater completion habitat
- Patent number 4,258,794
- Issue date Mar 31, 1981
- Otis Engineering Corporation
- Phillip S. Sizer
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Immersion apparatus carrying detachable and self-contained prospect...
- Patent number 4,164,195
- Issue date Aug 14, 1979
- Gianfranco Frigeni
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Submersible chamber arrangement
- Patent number 4,149,818
- Issue date Apr 17, 1979
- Perry Oceanographics, Inc.
- Frederic L. Hettinger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sub-sea well heads
- Patent number 4,134,456
- Issue date Jan 16, 1979
- Vickers-Intertek Limited
- Kenneth Ball
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Apparatus for working under water
- Patent number 4,117,688
- Issue date Oct 3, 1978
- Vickers-Intertek Limited
- Kenneth Ball
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Sealing arrangements for use under water
- Patent number 4,113,085
- Issue date Sep 12, 1978
- Vickers-Intertek Limited
- Kenneth Ball
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Work arm system for submergible chamber
- Patent number 4,098,088
- Issue date Jul 4, 1978
- Burton Hoster Mason
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Submersible chamber
- Patent number 4,094,159
- Issue date Jun 13, 1978
- Perry Oceanographics, Inc.
- Frederic L. Hettinger
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Transit capsules
- Patent number 4,090,366
- Issue date May 23, 1978
- Vickers-Intertek Limited
- Kenneth Ball
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Platforms resting upon the bed of a body of water
- Patent number 4,051,686
- Issue date Oct 4, 1977
- C. G. Doris
- Jacques Edouard Jean Lamy
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Work arm system for submergible chamber
- Patent number 4,030,309
- Issue date Jun 21, 1977
- Burton Hoster Mason
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Method and apparatus for buoyancy control of submergible chambers
- Patent number 4,029,034
- Issue date Jun 14, 1977
- Burton Hoster Mason
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Method of connecting of an undersea central station to a group of u...
- Patent number 4,023,619
- Issue date May 17, 1977
- Subsea Equipment Associates Limited
- Roger Andre Marie Marquaire
- E21 - EARTH DRILLING MINING
Information Patent Grant
Speed measurement system for turbine power plant
- Patent number 4,016,723
- Issue date Apr 12, 1977
- Westinghouse Electric Corporation
- Earl T. Farley
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for completing underwater well heads
- Patent number 4,010,798
- Issue date Mar 8, 1977
- Compagnie Francaise des Petroles
- Jean Louis Corgnet
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Method for connecting a submerged well head to a pipe consisting of...
- Patent number 4,004,635
- Issue date Jan 25, 1977
- Subsea Equipment Associates Limited
- Roger Andre Marie Marquaire
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of providing an underwater enclosure
- Patent number 3,991,583
- Issue date Nov 16, 1976
- John T. Scurlock
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
System for Remote Measurement of Ground Water Contamination Levels
- Publication number 20210404301
- Publication date Dec 30, 2021
- Mohammed B. AlRayaan
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
PETROLEUM WELL INTERVENTION WINCH SYSTEM
- Publication number 20140174716
- Publication date Jun 26, 2014
- CAPWELL AS
- Morten Talgø
- E21 - EARTH DRILLING MINING
Information Patent Application
Device for Operations in Proximity of an Underwater Installation
- Publication number 20140060847
- Publication date Mar 6, 2014
- OILFIELD TECHNOLOGY GROUP AS
- Gunnar Sunde
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
Separation Device for Material from a Power Tong on a Drilling Rig...
- Publication number 20090014213
- Publication date Jan 15, 2009
- Per Olav Haughom
- E21 - EARTH DRILLING MINING
Information Patent Application
Tool Handling Device in a Drillrig That is Situated on the Sea Bed
- Publication number 20080271922
- Publication date Nov 6, 2008
- Seabed Rig AS
- Per Olav Haughom
- E21 - EARTH DRILLING MINING
Information Patent Application
Separation Device for Material from a Drilling Rig Situated on the...
- Publication number 20080156530
- Publication date Jul 3, 2008
- Seabed Rig AS
- Per Olav Haughom
- E21 - EARTH DRILLING MINING

Work chambers for underwater operations

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Subsea gas quality analysis

Subsea connection system for connecting a hot stab of a flowline to...

Petroleum well intervention winch system

Separation device for material from a drilling rig situated on the...

Mobile submersible caisson for underwater oil-well drilling and pro...

Mono-atmospheric chamber

Offshore drilling and/or production system

Subsea well completion system

Subsea wellhead connection assembly and methods of installation

Apparatus for handling submersibles at sea

Diving structure and method of deployment of the structure

Underwater hull or tank

Stand-by service structure for casual off-shore attendance

Underwater completion habitat

Immersion apparatus carrying detachable and self-contained prospect...

Submersible chamber arrangement

Sub-sea well heads

Apparatus for working under water

Sealing arrangements for use under water

Work arm system for submergible chamber

Submersible chamber

Transit capsules

Platforms resting upon the bed of a body of water

Work arm system for submergible chamber

Method and apparatus for buoyancy control of submergible chambers

Method of connecting of an undersea central station to a group of u...

Speed measurement system for turbine power plant

Method and apparatus for completing underwater well heads

Method for connecting a submerged well head to a pipe consisting of...

Method of providing an underwater enclosure

Patents Applicationslast 30 patents

System for Remote Measurement of Ground Water Contamination Levels

PETROLEUM WELL INTERVENTION WINCH SYSTEM

Device for Operations in Proximity of an Underwater Installation

Separation Device for Material from a Power Tong on a Drilling Rig...

Tool Handling Device in a Drillrig That is Situated on the Sea Bed

Separation Device for Material from a Drilling Rig Situated on the...